Patents by Inventor Barry J. Stengle

Barry J. Stengle has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Removal of topped crude demineralization sediment by backwashing filter to crude oil desalting process
    Patent number: 4556480
    Abstract: A method for removing the mineral sediment from a crude oil processing system which entails filtering a topped crude oil to remove mineral sediment and backwashing the removed sediment using topped crude oil with subsequent recycle of the backwash stream to a point in the process prior to a desalting operation.
    Type: Grant
    Filed: August 23, 1984
    Date of Patent: December 3, 1985
    Assignee: Phillips Petroleum Company
    Inventors: Vernon A. Cawi, Barry J. Stengle